App crash after kill in iOS debug mode

Hi, I am running the app in debug my app works fine first time when I close app kill and reopen again its keep crashing.

Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, 2.0.4, on Mac OS X 10.15.7 19H2 darwin-x64, locale en-US)
[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
[✓] Xcode - develop for iOS and macOS
[✓] Chrome - develop for the web
[✓] Android Studio (version 4.1)
[✓] Connected device (3 available)

• No issues found!
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Hello Linker, it very normal because the app run in debug.
You can refer here

Try run your app in release mode
if you are using android studio, go to menu and select RUN > Flutter Run main.dart in Release Mode or you can use this
flutter run --release

Hi, Thanks for the reply problem I am getting in --release mode my most of the screens are not working properly most screens missing not showing. is any solution for this.